﻿using System;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using System.Collections.Generic;

namespace predic.Web.Services
{
    public class ServiceManager
    {
        private static HashSet<object> serviceInstaces;

        public ServiceManager()
        {

        }

        public static void Add(object instance)
        {
            if (serviceInstaces == null)
                serviceInstaces = new HashSet<object>();

            serviceInstaces.Add(instance);
        }

        public static T GetInstance<T>()
        {
            if (serviceInstaces != null)
            {
                foreach (var service in serviceInstaces)
                {
                    if (service.GetType().Equals(typeof(T)))
                    {
                        return (T)service;
                    }
                }
            }

            return default(T);
        }
    }
}
